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Home >> Pontiac >> 2004 >> GTO Standard >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls -- 5.7L -- (Introduction) >> Description and Operation >> Fuel System Description >> Fuel Pipe O-Rings
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Fuel Pipe O-Rings

O-rings seal the threaded connections in the fuel system. The fuel system O-ring seals are made of a special material. Service the O-ring seals with the correct service part.